Why is the concept of executive privilege important?

How is thomas jefferson related to the war of 18122 a. during his term, he made defense cuts that left americans at a military disadvantage b. as madison’s vice president, he served as a commander in chie c. he convinced congress to declare war though his propaganda efforts d. he authored the treaty ghent which ends the war

What might be something all americans believe in that unite us as a nation ?

Why did people from washington ride out to manassas junction to view the battle?